\begin{tikzpicture}[scale=2.54] % dpic version 2020.03.01 option -g for TikZ and PGF 1.01 \ifx\dpiclw\undefined\newdimen\dpiclw\fi \global\def\dpicdraw{\draw[line width=\dpiclw]} \global\def\dpicstop{;} \dpiclw=0.8bp \dpiclw=0.8bp \dpicdraw (0.61348,0.294444) --(0.849182,0.461111) --(0.849182,-0.205556) --(0.61348,-0.038889)\dpicstop \dpicdraw (0.61348,0.127778) --(0.61348,0.294444) --(0.377778,0.294444) --(0.377778,-0.038889) --(0.61348,-0.038889) --(0.61348,0.127778)\dpicstop \draw (0.61348,-0.405556) node{\tt speaker}; \dpiclw=0.4bp \filldraw[line width=0bp](0.308208,0.213219) --(0.377778,0.211111) --(0.320857,0.251167) --cycle\dpicstop \dpicdraw (0.359436,0.217225) --(0.227778,0.261111)\dpicstop \draw (0.227778,0.261111) node[above left=-2bp]{{\sl In1}}; \filldraw[line width=0bp](0.311111,0.107778) --(0.377778,0.127778) --(0.311111,0.147778) --cycle\dpicstop \dpicdraw (0.358444,0.127778) --(0.227778,0.127778)\dpicstop \draw (0.227778,0.127778) node[left=-2bp]{{\sl In2}}; \filldraw[line width=0bp](0.320857,0.004389) --(0.377778,0.044444) --(0.308208,0.042336) --cycle\dpicstop \dpicdraw (0.359436,0.038331) --(0.227778,-0.005556)\dpicstop \draw (0.227778,-0.005556) node[below left=-2bp]{{\sl In3}}; \dpiclw=0.8bp \dpiclw=0.4bp \filldraw[line width=0bp](0.396648,0.351365) --(0.436703,0.294444) --(0.434595,0.364015) --cycle\dpicstop \dpicdraw (0.430589,0.312786) --(0.386703,0.444444)\dpicstop \draw (0.386703,0.444444) node[above left=-2bp]{{\sl In4}}; \filldraw[line width=0bp](0.556663,0.364015) --(0.554554,0.294444) --(0.59461,0.351365) --cycle\dpicstop \dpicdraw (0.560668,0.312786) --(0.604554,0.444444)\dpicstop \draw (0.604554,0.444444) node[above=-2bp]{{\sl In5}}; \filldraw[line width=0bp](0.434595,-0.108459) --(0.436703,-0.038889) --(0.396648,-0.09581) --cycle\dpicstop \dpicdraw (0.430589,-0.057231) --(0.386703,-0.188889)\dpicstop \draw (0.386703,-0.188889) node[below left=-2bp]{{\sl In6}}; \filldraw[line width=0bp](0.59461,-0.09581) --(0.554554,-0.038889) --(0.556663,-0.108459) --cycle\dpicstop \dpicdraw (0.560668,-0.057231) --(0.604554,-0.188889)\dpicstop \draw (0.604554,-0.188889) node[below=-2bp]{{\sl In7}}; \filldraw[line width=0bp](0.66905,0.219687) --(0.61348,0.177778) --(0.682943,0.182177) --cycle\dpicstop \dpicdraw (0.63161,0.184493) --(0.757545,0.231135) ..controls (0.841502,0.26223) and (0.900147,0.311111) ..(0.93348,0.377778) --(0.98348,0.477778)\dpicstop \draw (0.98348,0.477778) node[above=-2bp]{\sl Box}; \dpiclw=0.8bp \dpicdraw (1.469182,0.044444) --(1.587033,0.106944) --(1.587033,-0.184722) --(1.469182,-0.122222)\dpicstop \dpicdraw (1.469182,-0.038889) --(1.469182,0.127778) --(1.23348,0.127778) --(1.23348,-0.205556) --(1.469182,-0.205556) --(1.469182,-0.038889)\dpicstop \draw (1.410257,-0.505556) node{\tt speaker(,{,}H)}; \dpicdraw (2.214811,0.511111) --(2.214811,0.636111) --(1.964811,0.636111) --(1.964811,0.386111) --(2.214811,0.386111) --(2.214811,0.511111)\dpicstop \dpicdraw (2.339811,0.511111) circle (0.049213in)\dpicstop \draw (2.214811,0.186111) node{\tt bell}; \dpiclw=0.4bp \filldraw[line width=0bp](1.895241,0.575719) --(1.964811,0.573611) --(1.90789,0.613667) --cycle\dpicstop \dpicdraw (1.946469,0.579725) --(1.814811,0.623611)\dpicstop \draw (1.814811,0.623611) node[above left=-2bp]{{\sl In1}}; \filldraw[line width=0bp](1.898145,0.491111) --(1.964811,0.511111) --(1.898145,0.531111) --cycle\dpicstop \dpicdraw (1.945477,0.511111) --(1.814811,0.511111)\dpicstop \draw (1.814811,0.511111) node[left=-2bp]{{\sl In2}}; \filldraw[line width=0bp](1.90789,0.408556) --(1.964811,0.448611) --(1.895241,0.446503) --cycle\dpicstop \dpicdraw (1.946469,0.442497) --(1.814811,0.398611)\dpicstop \draw (1.814811,0.398611) node[below left=-2bp]{{\sl In3}}; \dpiclw=0.8bp \dpiclw=0.4bp \filldraw[line width=0bp](1.93619,0.680487) --(1.989811,0.636111) --(1.969472,0.702675) --cycle\dpicstop \dpicdraw (1.979087,0.652198) --(1.889811,0.786111)\dpicstop \draw (1.889811,0.786111) node[above=-2bp]{\sl Box}; \filldraw[line width=0bp](2.319811,0.702778) --(2.339811,0.636111) --(2.359811,0.702778) --cycle\dpicstop \dpicdraw (2.339811,0.655445) --(2.339811,0.786111)\dpicstop \draw (2.339811,0.786111) node[above=-2bp]{\sl Circle}; \dpiclw=0.8bp \dpicdraw (3.492589,0.386111) --(3.492589,0.636111)\dpicstop \dpicdraw (3.367589,0.511111) circle (0.049213in)\dpicstop \draw (3.367589,0.186111) node{\tt microphone}; \dpiclw=0.4bp \filldraw[line width=0bp](3.189766,0.575719) --(3.259336,0.573611) --(3.202415,0.613667) --cycle\dpicstop \dpicdraw (3.240994,0.579725) --(3.109336,0.623611)\dpicstop \draw (3.109336,0.623611) node[above left=-2bp]{{\sl In1}}; \filldraw[line width=0bp](3.175922,0.491111) --(3.242589,0.511111) --(3.175922,0.531111) --cycle\dpicstop \dpicdraw (3.223255,0.511111) --(3.092589,0.511111)\dpicstop \draw (3.092589,0.511111) node[left=-2bp]{{\sl In2}}; \filldraw[line width=0bp](3.202415,0.408556) --(3.259336,0.448611) --(3.189766,0.446503) --cycle\dpicstop \dpicdraw (3.240994,0.442497) --(3.109336,0.398611)\dpicstop \draw (3.109336,0.398611) node[below left=-2bp]{{\sl In3}}; \dpiclw=0.8bp \dpiclw=0.4bp \filldraw[line width=0bp](3.347589,0.702778) --(3.367589,0.636111) --(3.387589,0.702778) --cycle\dpicstop \dpicdraw (3.367589,0.655445) --(3.367589,0.786111)\dpicstop \draw (3.367589,0.786111) node[above=-2bp]{\sl Circle}; \dpiclw=0.8bp \dpicdraw (4.520367,0.511111) --(4.520367,0.636111) --(4.270367,0.636111) --(4.270367,0.386111) --(4.520367,0.386111) --(4.520367,0.511111)\dpicstop \dpicdraw (4.520367,0.636111) --(4.585072,0.39463)\dpicstop \draw (4.427719,0.186111) node{\tt buzzer}; \dpiclw=0.4bp \filldraw[line width=0bp](4.200797,0.575719) --(4.270367,0.573611) --(4.213446,0.613667) --cycle\dpicstop \dpicdraw (4.252025,0.579725) --(4.120367,0.623611)\dpicstop \draw (4.120367,0.623611) node[above left=-2bp]{{\sl In1}}; \filldraw[line width=0bp](4.2037,0.491111) --(4.270367,0.511111) --(4.2037,0.531111) --cycle\dpicstop \dpicdraw (4.251033,0.511111) --(4.120367,0.511111)\dpicstop \draw (4.120367,0.511111) node[left=-2bp]{{\sl In2}}; \filldraw[line width=0bp](4.213446,0.408556) --(4.270367,0.448611) --(4.200797,0.446503) --cycle\dpicstop \dpicdraw (4.252025,0.442497) --(4.120367,0.398611)\dpicstop \draw (4.120367,0.398611) node[below left=-2bp]{{\sl In3}}; \dpiclw=0.8bp \dpiclw=0.4bp \filldraw[line width=0bp](4.375367,0.702778) --(4.395367,0.636111) --(4.415367,0.702778) --cycle\dpicstop \dpicdraw (4.395367,0.655445) --(4.395367,0.786111)\dpicstop \draw (4.395367,0.786111) node[above=-2bp]{\sl Box}; \dpiclw=0.8bp \dpicdraw (5.529516,0.386111) --(5.529516,0.719444)\dpicstop \dpicdraw (5.529516,0.719444) ..controls (5.437469,0.719444) and (5.362849,0.644825) ..(5.362849,0.552778) ..controls (5.362849,0.46073) and (5.437469,0.386111) ..(5.529516,0.386111)\dpicstop \draw (5.446183,0.186111) node{\tt buzzer(,{,}C)}; \dpiclw=0.4bp \filldraw[line width=0bp](5.302811,0.610442) --(5.372381,0.608333) --(5.31546,0.648389) --cycle\dpicstop \dpicdraw (5.354039,0.614447) --(5.222381,0.658333)\dpicstop \draw (5.222381,0.658333) node[above left=-2bp]{{\sl In1}}; \filldraw[line width=0bp](5.296183,0.532778) --(5.362849,0.552778) --(5.296183,0.572778) --cycle\dpicstop \dpicdraw (5.343515,0.552778) --(5.212849,0.552778)\dpicstop \draw (5.212849,0.552778) node[left=-2bp]{{\sl In2}}; \filldraw[line width=0bp](5.31546,0.457167) --(5.372381,0.497222) --(5.302811,0.495114) --cycle\dpicstop \dpicdraw (5.354039,0.491108) --(5.222381,0.447222)\dpicstop \draw (5.222381,0.447222) node[below left=-2bp]{{\sl In3}}; \dpiclw=0.8bp \dpiclw=0.4bp \filldraw[line width=0bp](5.589341,0.68835) --(5.529516,0.652778) --(5.599043,0.649544) --cycle\dpicstop \dpicdraw (5.548273,0.657467) --(5.605561,0.671789) ..controls (5.643753,0.681337) and (5.671183,0.711111) ..(5.687849,0.761111) --(5.712849,0.836111)\dpicstop \draw (5.712849,0.836111) node[above=-2bp]{\sl Face}; \dpiclw=0.8bp \dpicdraw (3.065693,-0.216667) --(3.065693,-0.091667) --(2.899026,-0.091667) --(2.899026,-0.341667) --(3.065693,-0.341667) --(3.065693,-0.216667)\dpicstop \dpicdraw[line width=1.6bp](3.076762,-0.383333) --(3.076762,-0.05)\dpicstop \draw (2.987894,-0.583333) node{\tt earphone}; \dpiclw=0.4bp \filldraw[line width=0bp](2.829456,-0.152058) --(2.899026,-0.154167) --(2.842105,-0.114111) --cycle\dpicstop \dpicdraw (2.880684,-0.148053) --(2.749026,-0.104167)\dpicstop \draw (2.749026,-0.104167) node[above left=-2bp]{{\sl In1}}; \filldraw[line width=0bp](2.832359,-0.236667) --(2.899026,-0.216667) --(2.832359,-0.196667) --cycle\dpicstop \dpicdraw (2.879692,-0.216667) --(2.749026,-0.216667)\dpicstop \draw (2.749026,-0.216667) node[left=-2bp]{{\sl In2}}; \filldraw[line width=0bp](2.842105,-0.319222) --(2.899026,-0.279167) --(2.829456,-0.281275) --cycle\dpicstop \dpicdraw (2.880684,-0.285281) --(2.749026,-0.329167)\dpicstop \draw (2.749026,-0.329167) node[below left=-2bp]{{\sl In3}}; \dpiclw=0.8bp \dpiclw=0.4bp \filldraw[line width=0bp](2.921077,-0.058668) --(2.982359,-0.091667) --(2.949361,-0.030384) --cycle\dpicstop \dpicdraw (2.968688,-0.077996) --(2.832359,0.058333)\dpicstop \draw (2.832359,0.058333) node[above=-2bp]{\sl Box}; \dpiclw=0.8bp \dpicdraw (3.85454,-0.283333) circle (0.03937in)\dpicstop \dpicdraw (4.35454,-0.283333) circle (0.03937in)\dpicstop \dpicdraw (3.87454,-0.185354) ..controls (3.960887,0.01734) and (4.248193,0.01734) ..(4.33454,-0.185354)\dpicstop \draw (4.10454,-0.583333) node{\tt earphone(,{,}C)}; \dpiclw=0.4bp \filldraw[line width=0bp](3.793257,-0.250335) --(3.85454,-0.283333) --(3.821542,-0.222051) --cycle\dpicstop \dpicdraw (3.840869,-0.269662) --(3.70454,-0.133333)\dpicstop \draw (3.70454,-0.133333) node[left=-2bp]{\sl L}; \filldraw[line width=0bp](4.387538,-0.222051) --(4.35454,-0.283333) --(4.415823,-0.250335) --cycle\dpicstop \dpicdraw (4.368211,-0.269662) --(4.50454,-0.133333)\dpicstop \draw (4.50454,-0.133333) node[right=-2bp]{\sl R}; \draw (4.10454,-0.033333) node[above=-2bp]{\sl N}; \draw (4.10454,-0.283333) node{\sl C}; \dpiclw=0.8bp \end{tikzpicture} \vspace*{-0.5\baselineskip}